Octavia Mk2
| High pressure pump - Summary of components, Engine identification character BWA |
Note| As of 04.2006, the pipe with hollow screw of the low-pressure line on the high pressure pump was changed to the hose connection with spring strap clamp. |
| 1 - | Tappet |
| 2 - | O-ring |
| q | replace |
| q | before fitting moisten lightly with clean engine oil |
| 3 - | High pressure pump |
| q | with fuel pressure regulating valve -N276 - |
| q | removing and installing → Chapter |
| 4 - | 10 Nm |
| 5 - | Union nut, 27 Nm |
Note| t | when loosening, counterhold the screw neck |
| t | before installing the high pressure pipe, check that the screw neck has a tightening torque of 40 Nm |
| q | do not install high pressure pipe under tension |
| 6 - | High pressure pipe |
| q | Observe the safety measures for reducing pressure in the high pressure area → Chapter |
| 7 - | Screw neck, 30 Nm |
| q | Vehicles as of 04.2006 |
| q | only replace if it was detached |
| q | When replacing the screw neck, absolutely leave the old gasket ring in the high pressure pump. Before the first installation it is crimped at the supplier and cannot be removed. Thus, the new screw neck has a “biting edge” for sealing. |
| 8 - | Low pressure fuel hose |
| q | Vehicles as of 04.2006 |
| q | secure with spring strap clip |
| 9 - | Hollow screw, 15 Nm |
| q | with conical seal seating |
| q | Vehicles up to 03.2006 |
| q | counterhold the threaded neck on the high pressure pump for loosening |
| q | replace |
| q | pay attention to cleanliness |
| 10 - | Low pressure pipe |
| q | Vehicles up to 03.2006 |
| q | before installing, check that the threaded connection piece on the high pressure pump has a tightening torque of 30 Nm |
| 11 - | Threaded neck, 30 Nm |
| q | Vehicles up to 03.2006 |
| q | only replace if it was detached |
| q | When replacing the threaded neck, absolutely leave the old gasket ring in the high pressure pump. Before the first installation it is crimped at the supplier and cannot be removed. Thus, the new screw neck has a “biting edge” for sealing. |
| 12 - | Screw neck, 40 Nm |
| q | for high pressure pipe |
Caution
|
| 13 - | Fuel pressure sender for low pressure -G410 -, 15 Nm |
| 14 - | Sealing ring |
| q | replace |
